Home / 790,374.46-1,185,562.55-369,945.58

Finding the Fourth Proportional to 790,374.46, 1,185,562.55 and 369,945.58

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Solution

The fourth proportional to 790,374.46, 1,185,562.55 and 369,945.58 is: 554,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,374.46 : 1,185,562.55 = 369,945.58 : x
  2. Step 2: Convert to fraction form
    790,374.46/1,185,562.55 = 369,945.58/x
  3. Step 3: Cross multiply
    790,374.46x = 1,185,562.55 × 369,945.58
  4. Step 4: Simplify right side
    790,374.46x = 438,593,623,336.30
  5. Step 5: Solve for x
    x = 438,593,623,336.30/790,374.46
  6. Step 6: Final answer
    x = 554,918.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.